function processRequest()
{
if ($this->canProcessRequest()) {
$aSections =& $this->_getSections($this->sRequest);
// echo "<!--" . print_r($aSections, true) . "-->";
// validate the hash
$sHash = md5(implode($aSections));
if (false == $this->bValidateHash || $sHash == $this->sHash) {
$sType = 'text/javascript';
if ('style' == $this->sRequest) {
$sType = 'text/css';
}
$objResponse =& new xajaxCustomResponse($sType);
foreach ($aSections as $sSection) {
$objResponse->append($sSection . "\n");
}
$objResponseManager =& xajaxResponseManager::getInstance();
$objResponseManager->append($objResponse);
header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 60 * 60 * 24) . ' GMT');
return true;
}
return 'Invalid script or style request.';
trigger_error('Hash mismatch: ' . $this->sRequest . ': ' . $sHash . ' <==> ' . $this->sHash, E_USER_ERROR);
}
}
public function call($aArgs = array())
{
$objResponseManager = xajaxResponseManager::getInstance();
if (NULL != $this->sInclude) {
ob_start();
require_once $this->sInclude;
$sOutput = ob_get_clean();
//SkipDebug
if (0 < strlen($sOutput)) {
$sOutput = 'From include file: ' . $this->sInclude . ' => ' . $sOutput;
$objResponseManager->debug($sOutput);
}
//EndSkipDebug
}
$mFunction = $this->uf;
$objResponseManager->append(call_user_func_array($mFunction, $aArgs));
}
function xajaxCustomResponse($sContentType)
{
$this->sOutput = '';
$this->sContentType = $sContentType;
$objResponseManager = xajaxResponseManager::getInstance();
$this->sCharacterEncoding = $objResponseManager->getCharacterEncoding();
$this->bOutputEntities = $objResponseManager->getOutputEntities();
}
function fire($aArgs)
{
$objResponseManager = xajaxResponseManager::getInstance();
foreach (array_keys($this->aHandlers) as $sKey) {
$this->aHandlers[$sKey]->call($aArgs);
}
}
function __wakeup()
{
ob_start();
$sLocalFolder = dirname(__FILE__);
//SkipAIO
require $sLocalFolder . '/xajaxPluginManager.inc.php';
require $sLocalFolder . '/xajaxLanguageManager.inc.php';
require $sLocalFolder . '/xajaxArgumentManager.inc.php';
require $sLocalFolder . '/xajaxResponseManager.inc.php';
require $sLocalFolder . '/xajaxRequest.inc.php';
require $sLocalFolder . '/xajaxResponse.inc.php';
//EndSkipAIO
// this is the list of folders where xajax will look for plugins
// that will be automatically included at startup.
$aPluginFolders = array();
$aPluginFolders[] = dirname($sLocalFolder) . '/xajax_plugins';
//SkipAIO
$aPluginFolders[] = $sLocalFolder . '/plugin_layer';
//EndSkipAIO
// Setup plugin manager
$this->objPluginManager =& xajaxPluginManager::getInstance();
$this->objPluginManager->loadPlugins($aPluginFolders);
$this->objLanguageManager =& xajaxLanguageManager::getInstance();
$this->objArgumentManager =& xajaxArgumentManager::getInstance();
$this->objResponseManager =& xajaxResponseManager::getInstance();
$this->sCoreIncludeOutput = ob_get_clean();
}
function call($sMethod, $aArgs)
{
$objResponseManager =& xajaxResponseManager::getInstance();
$objResponseManager->append(call_user_func_array(array(&$this->obj, $sMethod), $aArgs));
}
function call($aArgs = array())
{
$objResponseManager =& xajaxResponseManager::getInstance();
if (NULL != $this->sInclude) {
ob_start();
require_once $this->sInclude;
$sOutput = ob_get_clean();
if (0 < strlen($sOutput)) {
$sOutput = 'From include file: ' . $this->sInclude . ' => ' . $sOutput;
$objResponseManager->debug($sOutput);
}
}
$mFunction = $this->uf;
// where an alias is specified, strip off the alias (first parameter)
if (is_array($mFunction) && 2 < count($mFunction)) {
$mFunction = array_slice($mFunction, 1);
}
$objResponseManager->append(call_user_func_array($mFunction, $aArgs));
}
function processRequest()
{
// Check to see if headers have already been sent out, in which case we can't do our job
if (headers_sent($filename, $linenumber)) {
echo "Output has already been sent to the browser at {$filename}:{$linenumber}.\n";
echo 'Please make sure the command $xajax->processRequest() is placed before this.';
exit;
}
if ($this->canProcessRequest()) {
$objPluginManager =& xajaxPluginManager::getInstance();
$objResponseManager =& xajaxResponseManager::getInstance();
// Use xajax error handler if necessary
if ($this->bErrorHandler) {
$GLOBALS['xajaxErrorHandlerText'] = "";
set_error_handler("xajaxErrorHandler");
}
$mResult = true;
// handle beforeProcessing event
if (isset($this->aProcessingEvents[XAJAX_PROCESSING_EVENT_BEFORE])) {
$bEndRequest = false;
$this->aProcessingEvents[XAJAX_PROCESSING_EVENT_BEFORE]->call(array(&$bEndRequest));
$mResult = false === $bEndRequest;
}
if (true === $mResult) {
$mResult = $objPluginManager->processRequest();
}
if (true === $mResult) {
if ($this->bCleanBuffer) {
while (@ob_end_clean()) {
}
}
// handle afterProcessing event
if (isset($this->aProcessingEvents[XAJAX_PROCESSING_EVENT_AFTER])) {
$bEndRequest = false;
$this->aProcessingEvents[XAJAX_PROCESSING_EVENT_AFTER]->call(array(&$bEndRequest));
if (true === $bEndRequest) {
$objResponseManager =& xajaxResponseManager::getInstance();
$objResponseManager->clear();
$objResponseManager->append($aResult[1]);
}
}
} else {
if (is_string($mResult)) {
if ($this->bCleanBuffer) {
while (@ob_end_clean()) {
}
}
// $mResult contains an error message
// the request was missing the cooresponding handler function
// or an error occurred while attempting to execute the
// handler. replace the response, if one has been started
// and send a debug message.
$objResponseManager->clear();
$objResponse =& new xajaxResponse();
$objResponseManager->append($objResponse);
// handle invalidRequest event
if (isset($this->aProcessingEvents[XAJAX_PROCESSING_EVENT_INVALID])) {
$this->aProcessingEvents[XAJAX_PROCESSING_EVENT_INVALID]->call();
} else {
$objResponseManager->debug($mResult);
}
}
}
if ($this->bErrorHandler) {
$sErrorMessage = $GLOBALS['xajaxErrorHandlerText'];
if (!empty($sErrorMessage)) {
if (0 < strlen($this->sLogFile)) {
$fH = @fopen($this->sLogFile, "a");
if (NULL != $fH) {
fwrite($fH, "** xajax Error Log - " . strftime("%b %e %Y %I:%M:%S %p") . " **" . $sErrorMessage . "\n\n\n");
fclose($fH);
} else {
$objResponseManager->debug("** Logging Error **\n\nxajax was unable to write to the error log file:\n" . $this->sLogFile);
}
}
$objResponseManager->debug("** PHP Error Messages: **" . $sErrorMessage);
}
}
$objResponseManager->send();
if ($this->bErrorHandler) {
restore_error_handler();
}
if ($this->bExitAllowed) {
exit;
}
}
}
